What airlines fly to Incheon Intl Airport?

Air Canada, Asiana Airlines and United Airlines are the top three most popular airlines that fly to Incheon Intl Airport from Denver according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 8 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Denver and Incheon Intl Airport?

Vancouver (YVR) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Denver to Incheon Intl Airport?

Flights via Calgary (YYC) offer the lowest average round-trip price of $1,157.

Which layover airport has the shortest travel time from Denver to Incheon Intl Airport?

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 15h 30m.

Which layover airport has the shortest connection time from Denver to Incheon Intl Airport?

San Francisco (SFO) has the shortest average layover time for this route: 1h 31m.

When did momondo last update prices for flights from Denver Intl Airport to Incheon Intl Airport?

Prices for flights from Denver Intl Airport to Incheon Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Incheon Intl Airport?

As of September 2026, there are 8 operators available to choose from for flights from Denver Intl Airport to Incheon Intl Airport.

How old do you have to be to fly from Denver Intl Airport to Incheon Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Incheon Intl Airport.

What documentation or ID do you need to fly to Incheon Intl Airport?

The required travel and health documents for your Incheon Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Incheon Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$405 Cheap Flights from Denver to Incheon Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Seoul

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:21 am - 9:20 pmDEN Denver Intl-ICN Incheon Intl

19h 59m1 stop San Francisco

7:45 pm - 8:22 amICN Incheon Intl-DEN Denver Intl

28h 37m2 stops San Francisco Dallas/Fort Worth

$880Multiple Airlines

Mon, Nov 2 - Fri, Nov 13

1:10 pm - 5:10 amDEN Denver Intl-ICN Incheon Intl

25h 00m1 stop Los Angeles Los Angeles

1:20 pm - 3:11 pmICN Incheon Intl-DEN Denver Intl

17h 51m1 stop Los Angeles Los Angeles

$884Multiple Airlines

Wed, Oct 28 - Wed, Nov 11

8:15 am - 4:10 pmDEN Denver Intl-ICN Incheon Intl

16h 55m1 stop Vancouver Intl

6:55 pm - 6:13 pmICN Incheon Intl-DEN Denver Intl

39h 18m1 stop Vancouver Intl

$909Air Canada

Wed, Oct 28 - Wed, Nov 11

6:26 am - 3:45 pmDEN Denver Intl-ICN Incheon Intl

18h 19m1 stop Dallas/Fort Worth

5:50 pm - 10:34 pmICN Incheon Intl-DEN Denver Intl

19h 44m1 stop Dallas/Fort Worth

$1,041American Airlines

Wed, Sep 16 - Wed, Sep 30

6:26 am - 3:45 pmDEN Denver Intl-ICN Incheon Intl

18h 19m1 stop Dallas/Fort Worth

5:50 pm - 7:38 pmICN Incheon Intl-DEN Denver Intl

16h 48m1 stop Dallas/Fort Worth

$1,041American Airlines

Thu, Sep 17 - Thu, Sep 24

5:52 pm - 5:40 amDEN Denver Intl-ICN Incheon Intl

19h 48m1 stop San Francisco

5:15 pm - 11:28 pmICN Incheon Intl-DEN Denver Intl

21h 13m1 stop Newark

$1,458United Airlines

Tue, Mar 2 - Mon, Mar 29

8:51 pm - 5:40 amDEN Denver Intl-ICN Incheon Intl

16h 49m1 stop San Francisco

6:00 pm - 8:28 pmICN Incheon Intl-DEN Denver Intl

18h 28m1 stop San Francisco

$1,458United Airlines

Mon, Feb 15 - Thu, Feb 25

6:45 am - 5:45 pmDEN Denver Intl-ICN Incheon Intl

19h 00m1 stop Seattle/Tacoma Intl

7:20 pm - 10:33 pmICN Incheon Intl-DEN Denver Intl

18h 13m1 stop Salt Lake City

$1,458Delta

Mon, Mar 1 - Mon, Mar 29

5:40 am - 4:20 pmDEN Denver Intl-ICN Incheon Intl

18h 40m1 stop Salt Lake City

7:20 pm - 7:10 pmICN Incheon Intl-DEN Denver Intl

14h 50m1 stop Salt Lake City

$1,458Delta

Thu, Feb 25 - Mon, Jun 14

9:10 am - 4:05 pmDEN Denver Intl-ICN Incheon Intl

15h 55m1 stop Vancouver Intl

7:10 pm - 10:35 amICN Incheon Intl-DEN Denver Intl

30h 25m1 stop Toronto Pearson Intl

$2,067Air Canada

Fri, Oct 23 - Tue, Oct 27

Cheap last minute flights

Enter your travel dates to find the best prices.

12:42 pm - 4:30 amDEN Denver Intl-ICN Incheon Intl

24h 48m1 stop Los Angeles Los Angeles

7:45 pm - 7:44 pmICN Incheon Intl-DEN Denver Intl

15h 59m1 stop San Francisco

$944Multiple Airlines

Wed, Sep 9 - Wed, Dec 9

12:42 pm - 4:30 amDEN Denver Intl-ICN Incheon Intl

24h 48m1 stop Los Angeles Los Angeles

7:45 pm - 8:18 pmICN Incheon Intl-DEN Denver Intl

16h 33m1 stop San Francisco

$961Multiple Airlines

Wed, Sep 9 - Fri, Dec 4

6:26 am - 3:45 pmDEN Denver Intl-ICN Incheon Intl

18h 19m1 stop Dallas/Fort Worth

5:50 pm - 10:34 pmICN Incheon Intl-DEN Denver Intl

19h 44m1 stop Dallas/Fort Worth

$1,041American Airlines

Wed, Sep 9 - Wed, Sep 16

6:26 am - 3:45 pmDEN Denver Intl-ICN Incheon Intl

18h 19m1 stop Dallas/Fort Worth

5:50 pm - 12:17 amICN Incheon Intl-DEN Denver Intl

21h 27m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$1,045American Airlines

Wed, Sep 9 - Wed, Sep 16

12:17 pm - 5:30 pmDEN Denver Intl-ICN Incheon Intl

38h 13m1 stop Seattle/Tacoma Intl

8:00 pm - 11:34 amICN Incheon Intl-DEN Denver Intl

31h 34m2 stops Seattle/Tacoma Intl San Diego

$1,740Alaska Airlines

Tue, Sep 8 - Thu, Dec 10

5:41 pm - 5:30 pmDEN Denver Intl-ICN Incheon Intl

32h 49m1 stop Seattle/Tacoma Intl

8:00 pm - 11:34 amICN Incheon Intl-DEN Denver Intl

31h 34m2 stops Seattle/Tacoma Intl San Diego

$1,743Alaska Airlines

Tue, Sep 8 - Mon, Dec 7

9:10 am - 4:05 pmDEN Denver Intl-ICN Incheon Intl

15h 55m1 stop Vancouver Intl

6:55 pm - 6:13 pmICN Incheon Intl-DEN Denver Intl

15h 18m1 stop Vancouver Intl

$1,785Asiana Airlines

Mon, Sep 7 - Tue, Dec 8

9:10 am - 4:05 pmDEN Denver Intl-ICN Incheon Intl

15h 55m1 stop Vancouver Intl

6:55 pm - 6:13 pmICN Incheon Intl-DEN Denver Intl

15h 18m1 stop Vancouver Intl

$1,785Asiana Airlines

Mon, Sep 7 - Wed, Dec 9

7:25 pm - 4:20 amDEN Denver Intl-ICN Incheon Intl

17h 55m1 stop San Francisco

6:00 pm - 6:01 pmICN Incheon Intl-DEN Denver Intl

16h 01m1 stop San Francisco

$1,956United Airlines

Mon, Sep 7 - Thu, Dec 10

9:09 pm - 4:20 amDEN Denver Intl-ICN Incheon Intl

16h 11m1 stop San Francisco

12:45 pm - 12:09 pmICN Incheon Intl-DEN Denver Intl

15h 24m1 stop San Francisco

$2,006United Airlines

Mon, Sep 7 - Fri, Dec 4

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American Airlines flights from Denver to Incheon Intl Airport

Our best American Airlines deals on Denver to Incheon Intl Airport flight tickets

American Airlines

Sep 16

DEN6:26 amDenver Intl

18h 19m

1 stop

ICN3:45 pmIncheon Intl

Sep 30

ICN5:50 pmIncheon Intl

19h 44m

1 stop

DEN10:34 pmDenver Intl

$1,041

American Airlines

Sep 16

DEN5:30 amDenver Intl

19h 15m

1 stop

ICN3:45 pmIncheon Intl

Sep 30

ICN5:50 pmIncheon Intl

21h 27m

2 stops

DEN12:17 amDenver Intl

$1,045

American Airlines

Sep 20

DEN4:25 pmDenver Intl

32h 20m

1 stop

ICN3:45 pmIncheon Intl

Sep 28

ICN5:50 pmIncheon Intl

19h 44m

1 stop

DEN10:34 pmDenver Intl

$1,047

momondo Fare Finder

Use the filters below to find and compare flights from Denver to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Mon 11/2

9:21 am-9:20 pm

1 stop19h 59m

Incheon Intl

Fri 11/13

7:45 pm-8:22 am

2 stops28h 37m

$880

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Wed 10/28

1:10 pm-5:10 am

1 stop25h 00m

Incheon Intl

Wed 11/11

1:20 pm-3:11 pm

1 stop17h 51m

$884

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Wed 10/28

8:15 am-4:10 pm

1 stop16h 55m

Incheon Intl

Wed 11/11

6:55 pm-6:13 pm

1 stop39h 18m

$909

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Wed 9/16

6:26 am-3:45 pm

1 stop18h 19m

Incheon Intl

Wed 9/30

5:50 pm-10:34 pm

1 stop19h 44m

$1,041

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Thu 9/17

6:26 am-3:45 pm

1 stop18h 19m

Incheon Intl

Thu 9/24

5:50 pm-7:38 pm

1 stop16h 48m

$1,041

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Tue 3/2

5:52 pm-5:40 am

1 stop19h 48m

Incheon Intl

Mon 3/29

5:15 pm-11:28 pm

1 stop21h 13m

$1,458

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Mon 2/15

8:51 pm-5:40 am

1 stop16h 49m

Incheon Intl

Thu 2/25

6:00 pm-8:28 pm

1 stop18h 28m

$1,458

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Mon 3/1

6:45 am-5:45 pm

1 stop19h 00m

Incheon Intl

Mon 3/29

7:20 pm-10:33 pm

1 stop18h 13m

$1,458

Quickest round-trip

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Thu 2/25

5:40 am-4:20 pm

1 stop18h 40m

Incheon Intl

Mon 6/14

7:20 pm-7:10 pm

1 stop14h 50m

$1,458

DenverIncheon

DEN Denver Intl - ICN Incheon Intl

DENICN

Denver Intl

Fri 10/23

9:10 am-4:05 pm

1 stop15h 55m

Incheon Intl

Tue 10/27

7:10 pm-10:35 am

1 stop30h 25m

$2,067

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Incheon Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Denver and Incheon Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,121 to $1,937.
The lowest price recently found on this route was $880.

What is the cheapest month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Denver is in February. Flight prices, which tend to average around $1,028, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of February, then departing from Denver during the month April is also very affordable. Most momondo users find prices during this month for around $1,145.

How far in advance should I book a flight from Denver to Incheon Intl Airport?

You are more likely to see cheaper flights to Incheon Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,316 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Denver for as low as $1,112 on momondo.

Can stopping save me money on Denver to Incheon Intl Airport flights?

You could potentially save up to 41% on your flight if you consider stops on a Denver to Incheon Intl Airport flight.

How have Denver to Incheon Intl Airport flight prices changed over time?

When to book flights from Denver to Incheon Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Incheon Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Incheon Intl Airport (DEN to ICN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Incheon Intl Airport

Best Price Found	$405
Fastest flight time	19h 59m
Direct flights	None

The best one-way flight to Incheon Intl Airport from Denver in the past 72 hours is $405. The best round-trip flight deal from Denver to Incheon Intl Airport found on momondo in the last 72 hours is $880.

The fastest flight from Denver to Incheon Intl Airport takes 19h 59m

There are no direct flights from Denver to Incheon Intl Airport. There are no popular flight routes from Denver to Incheon Intl Airport.

Search flight deals

Frequently asked questions about flying from Denver to Incheon Intl Airport

How far is Denver Intl to Incheon Intl by plane?
The distance between Denver Intl and Incheon Intl is about 6181.8 mi. By plane, this route typically takes 19h 59m.
When did momondo last update prices for flights from Denver Intl Airport to Incheon Intl Airport?
Prices for flights from Denver Intl Airport to Incheon Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Incheon Intl Airport?
As of September 2026, there are 8 operators available to choose from for flights from Denver Intl Airport to Incheon Intl Airport.
How old do you have to be to fly from Denver Intl Airport to Incheon Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The required travel and health documents for your Incheon Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Incheon Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Denver to Incheon Intl Airport?
Based on momondo bookings for flights between Denver and Incheon Intl Airport, the leading airline is Air Canada, making up 48% of the total bookings. Other popular airlines include Asiana Airlines with 25%, United Airlines with 8%, and Delta with 7%.

Best airlines flying from Denver to Incheon Intl Airport

Compare and see reviews for airlines that fly from Denver to Incheon Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $187	Free Cancellation	Rating 7.4 10,160 reviews	Search United Airlines flights
Delta	PriceFrom $478	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta flights
Korean Air	PriceFrom $519	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Alaska Airlines	PriceFrom $592	Free Cancellation	Rating 7.9 12,876 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $816	Free Cancellation	Rating 7.1 12,036 reviews	Search American Airlines flights
Air Canada	PriceFrom $869	Free Cancellation	Rating 7.1 11,579 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $1,035	Free Cancellation	Rating 8.1 560 reviews	Search Asiana Airlines flights
WestJet	PriceFrom $1,157	Free Cancellation	Rating 7.2 3,445 reviews	Search WestJet flights

Daejeon

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Seongnam

Anyang

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All flight searches from Denver to Seoul on momondo can be filtered to show those which offer flexible booking policies.

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Flights to Seoul Gimpo Intl Airportfrom $717

Cheap flights from Denver to Seoul from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Seoul departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Denver to Incheon Intl Airport

Our best American Airlines deals on Denver to Incheon Intl Airport flight tickets

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Use the filters below to find and compare flights from Denver to Incheon Intl Airport that are best for you.

See travel insights to Seoul from

How to get the cheapest flight ticket from Denver to Incheon Intl Airport

What is the typical price of a round-trip flight between Denver and Incheon Intl Airport?

What is the cheapest month to fly to Incheon Intl Airport?

How far in advance should I book a flight from Denver to Incheon Intl Airport?

Can stopping save me money on Denver to Incheon Intl Airport flights?

How have Denver to Incheon Intl Airport flight prices changed over time?

What airlines fly to Incheon Intl Airport?

Which airport is the most popular layover for flights between Denver and Incheon Intl Airport?

Which layover airport offers the lowest fares from Denver to Incheon Intl Airport?

Which layover airport has the shortest travel time from Denver to Incheon Intl Airport?

Which layover airport has the shortest connection time from Denver to Incheon Intl Airport?

When to book flights from Denver to Incheon Intl Airport

Cheap Denver to Incheon Intl Airport (DEN to ICN) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Denver to Incheon Intl Airport

Best airlines flying from Denver to Incheon Intl Airport

Compare and see reviews for airlines that fly from Denver to Incheon Intl Airport with momondo

Traveling to a place near Seoul?

Why use momondo?

An easier way to manage your Incheon Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Seoul

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

Incheon Intl Airport flight routes

According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

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